Home / 86,650.95-119,572.61-50,349.18

Finding the Fourth Proportional to 86,650.95, 119,572.61 and 50,349.18

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Solution

The fourth proportional to 86,650.95, 119,572.61 and 50,349.18 is: 69,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,650.95 : 119,572.61 = 50,349.18 : x
  2. Step 2: Convert to fraction form
    86,650.95/119,572.61 = 50,349.18/x
  3. Step 3: Cross multiply
    86,650.95x = 119,572.61 × 50,349.18
  4. Step 4: Simplify right side
    86,650.95x = 6,020,382,612.21
  5. Step 5: Solve for x
    x = 6,020,382,612.21/86,650.95
  6. Step 6: Final answer
    x = 69,478.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.